This lab activity is for the middle school science unit on waves. This is very similar to one you can find on YouTube if you search for "Wave Machine STEM." I used that video as the engage for this lab. Students loved seeing it in action.

This lab activity is geared for middle school science waves unit. Students test different everyday products to see if light shines through them and if a clear image is visible. You can add items, take away items, very adaptable.